[SEC] sql log: filter user input

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50042 b456876b-0849-0410-b77d-98878d47e9d5
[SEC] installer: filter more user inputs

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50047 b456876b-0849-0410-b77d-98878d47e9d5
add a warning about using wiki cache

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50049 b456876b-0849-0410-b77d-98878d47e9d5
[FIX} update the confusing text description in the file galleries edit screen for the 'public' field in the tiki_files_galleries table so that it is clearer that this is a type of 'lock' function

git-svn-id: file:///var/local/code.tiki.org/tikisvn/branches/12.x@50053 b456876b-0849-0410-b77d-98878d47e9d5